The University of Arizona's determination to build a world-class observatory on Mount Graham creates a storm of controversy involving an endangered red squirrel and an Indian tribe's desire to protect the mountain as a sacred place.

It's not a fluke, it's not just the drought, and it's not careless smokers. Decades of all-out logging and all-out fire suppression torched Yellowstone in 1988, ignited the fatal Colorado fire last summer, and set the stage for the thousands of fires in between.